Re: bash crashes when forking jobs and dynamically switching posix mode

[Mike Frysinger]

On Friday 11 May 2012 14:25:08 Chet Ramey wrote:
> On 5/11/12 11:43 AM, Mike Frysinger wrote:
> > in light of the recent discussion, i thought i could switch posix mode
> > on/off on the fly so that i restricted myself to this mode only when
> > using `wait`.
> 
> > unfortunately, that randomly crashes bash :).  simple test case:
> I ran through around 20,000 children on RHEL5 before I quit, and it didn't
> crash using bash-4.2.28.  However, there is a change in the development
> branch that does a better job of not running the SIGCHLD trap in a signal
> handling context.  That's the only change I can see, though it should not
> matter because the posix mode toggling means that code isn't executed.

hrm, i'll see if i can't get something that crashes better for me
-mike

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